Mesophyll cells present in the ground tissue of leaves are:
| 1. | chloroplasts lacking thin walled cells |
| 2. | chloroplasts containing thick walled cells |
| 3. | chloroplasts containing thin walled cells |
| 4. | chloroplasts lacking thick walled cells |
Open vascular bundles:
| I: | have cambium present between xylem and phloem |
| II: | possess the ability to form secondary tissues |
| III: | are rare in dicotyledonous stems |
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
In conjoint type of vascular bundles:
| I: | xylem and phloem are jointly situated on the same radius of vascular bundles. |
| II: | xylem is usually located on the outer side of the phloem. |
| 1. | Only I is correct | 2. | Only II is correct |
| 3. | Both are correct | 4. | Both are incorrect |